wdefsbar.c

开放源码的编译器open watcom 1.6.0版的源代码

/****************************************************************************
*
*                            Open Watcom Project
*
*    Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved.
*
*  ========================================================================
*
*    This file contains Original Code and/or Modifications of Original
*    Code as defined in and that are subject to the Sybase Open Watcom
*    Public License version 1.0 (the 'License'). You may not use this file
*    except in compliance with the License. BY USING THIS FILE YOU AGREE TO
*    ALL TERMS AND CONDITIONS OF THE LICENSE. A copy of the License is
*    provided with the Original Code and Modifications, and is also
*    available at www.sybase.com/developer/opensource.
*
*    The Original Code and all software distributed under the License are
*    distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
*    EXPRESS OR IMPLIED, AND SYBASE AND ALL CONTRIBUTORS HEREBY DISCLAIM
*    ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF
*    MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR
*    NON-INFRINGEMENT. Please see the License for the specific language
*    governing rights and limitations under the License.
*
*  ========================================================================
*
* Description:  WHEN YOU FIGURE OUT WHAT THIS FILE DOES, PLEASE
*               DESCRIBE IT HERE!
*
****************************************************************************/


#include <windows.h>
#include <win1632.h>

#include "wdeglbl.h"
#include "wdemem.h"
#include "wderesin.h"
#include "wdeobjid.h"
#include "wdefutil.h"
#include "wde_wres.h"
#include "wdemain.h"
#include "wdeoinfo.h"
#include "wdedefsz.h"
#include "wdedebug.h"
#include "wderes.h"
#include "wde_rc.h"
#include "wdesdup.h"
#include "wdecctl.h"
#include "wdefcntl.h"
#include "wdefsbar.h"

/****************************************************************************/
/* type definitions                                                         */
/****************************************************************************/
typedef struct {
    FARPROC     dispatcher;
    OBJPTR      object_handle;
    OBJ_ID      object_id;
    OBJPTR      control;
} WdeSBarObject;

/****************************************************************************/
/* external function prototypes                                             */
/****************************************************************************/
extern BOOL    WINEXPORT WdeSBarDispatcher  ( ACTION, WdeSBarObject *, void *,
                                              void *);
extern LRESULT WINEXPORT WdeSBarSuperClassProc ( HWND, UINT, WPARAM, LPARAM);

/****************************************************************************/
/* static function prototypes                                               */
/****************************************************************************/
static OBJPTR   WdeMakeSBar             ( OBJPTR, RECT *, OBJPTR, DialogStyle,
                                          char *, OBJ_ID );
static OBJPTR   WdeSBCreate             ( OBJPTR, RECT *, OBJPTR,
                                          OBJ_ID, WdeDialogBoxControl *);
static BOOL     WdeSBarDestroy          ( WdeSBarObject *, BOOL *, void *);
static BOOL     WdeSBarValidateAction   ( WdeSBarObject *, ACTION *, void *);
static BOOL     WdeSBarCopyObject       ( WdeSBarObject *, WdeSBarObject **,
                                          WdeSBarObject *);
static BOOL     WdeSBarIdentify         ( WdeSBarObject *, OBJ_ID *, void *);
static BOOL     WdeSBarGetWndProc       ( WdeSBarObject *, WNDPROC *, void *);
static BOOL     WdeSBarGetWindowClass   ( WdeSBarObject *, char **, void *);
static BOOL     WdeSBarDefine           ( WdeSBarObject *, POINT *, void *);
static void     WdeSBarSetDefineInfo    ( WdeDefineObjectInfo *, HWND );
static void     WdeSBarGetDefineInfo    ( WdeDefineObjectInfo *, HWND );
static BOOL     WdeSBarDefineHook       ( HWND, UINT, WPARAM, LPARAM,
                                          DialogStyle );

/****************************************************************************/
/* static variables                                                         */
/****************************************************************************/
static HINSTANCE                WdeApplicationInstance;
static FARPROC                  WdeSBarDispatch;
static WdeDialogBoxControl      *WdeDefaultSBar = NULL;
static int                      WdeSBarWndExtra;
static WNDPROC                  WdeOriginalSBarProc;
//static WNDPROC                        WdeSBarProc;

#define WSTATUSCLASSNAME         STATUSCLASSNAME

static DISPATCH_ITEM WdeSBarActions[] = {
    { DESTROY           ,  (BOOL (*)(OBJPTR, void *, void *))WdeSBarDestroy               }
,   { COPY              ,  (BOOL (*)(OBJPTR, void *, void *))WdeSBarCopyObject            }
,   { VALIDATE_ACTION   ,  (BOOL (*)(OBJPTR, void *, void *))WdeSBarValidateAction        }
,   { IDENTIFY          ,  (BOOL (*)(OBJPTR, void *, void *))WdeSBarIdentify              }
,   { GET_WINDOW_CLASS  ,  (BOOL (*)(OBJPTR, void *, void *))WdeSBarGetWindowClass        }
,   { DEFINE            ,  (BOOL (*)(OBJPTR, void *, void *))WdeSBarDefine                }
,   { GET_WND_PROC      ,  (BOOL (*)(OBJPTR, void *, void *))WdeSBarGetWndProc            }
};

#define MAX_ACTIONS      (sizeof(WdeSBarActions)/sizeof (DISPATCH_ITEM))

Bool WdeSBNoodleSize( OBJPTR obj, Bool recreate )
{
    HWND                hWnd;
    WdeSBarObject       *sb_obj;

    if( obj == NULL ) {
        return( FALSE );
    }

    sb_obj = (WdeSBarObject *)obj;

    if( recreate ) {
        Forward( obj, DESTROY_WINDOW, FALSE, NULL );
        Forward( obj, CREATE_WINDOW, FALSE, NULL );
    }

    if( Forward( (OBJPTR)sb_obj->object_handle, GET_WINDOW_HANDLE, &hWnd, NULL ) ) {
        WdeResInfo      *rinfo;
        rinfo = WdeGetCurrentRes();
        if( rinfo != NULL ) {
            RECT                rect;
            GetWindowRect( hWnd, &rect );
            MapWindowPoints( (HWND)NULL, rinfo->forms_win, (POINT *)&rect, 2 );
            HideSelectBoxes();
            Resize( sb_obj->control, &rect, FALSE );
            WdeUpdateCDialogUnits( sb_obj->control, &rect, NULL );
            ShowSelectBoxes();
        }
    }

    return( TRUE );
}

OBJPTR WINEXPORT WdeSBarCreate( OBJPTR parent, RECT *obj_rect, OBJPTR handle)
{
    if( handle == NULL ) {
        return( WdeMakeSBar( parent, obj_rect, handle,
                              0, "", SBAR_OBJ ) );
    } else {
        return( WdeSBCreate( parent, obj_rect, NULL, SBAR_OBJ,
                             (WdeDialogBoxControl *) handle) );
    }
}

OBJPTR WdeMakeSBar( OBJPTR parent, RECT *obj_rect, OBJPTR handle,
                    DialogStyle style, char *text, OBJ_ID id )
{
    OBJPTR new;

    style |= WS_BORDER | WS_VISIBLE | WS_TABSTOP | WS_CHILD;

    SETCTL_STYLE( WdeDefaultSBar, style );
    SETCTL_TEXT( WdeDefaultSBar, ResStrToNameOrOrd( text ) );
    SETCTL_ID( WdeDefaultSBar, WdeGetNextControlID() );

    WdeChangeSizeToDefIfSmallRect ( parent, id, obj_rect );

    new = WdeSBCreate ( parent, obj_rect, handle, id, WdeDefaultSBar );

    WdeMemFree( GETCTL_TEXT(WdeDefaultSBar) );
    SETCTL_TEXT( WdeDefaultSBar, NULL );

    return ( new );
}

OBJPTR WdeSBCreate( OBJPTR parent, RECT *obj_rect, OBJPTR handle,
                    OBJ_ID id, WdeDialogBoxControl *info)
{
    WdeSBarObject       *new;

    WdeDebugCreate("SBar", parent, obj_rect, handle);

    if ( parent == NULL ) {
        WdeWriteTrail("WdeSBarCreate: SBar has no parent!");
        return ( NULL );
    }

    new = (WdeSBarObject *) WdeMemAlloc ( sizeof(WdeSBarObject) );
    if ( new == NULL ) {
        WdeWriteTrail("WdeSBarCreate: Object malloc failed");
        return ( NULL );
    }

    new->dispatcher = WdeSBarDispatch;

    new->object_id = id;

    if ( handle ==  NULL ) {
        new->object_handle = new;
    } else {
        new->object_handle = handle;
    }

    new->control = Create( CONTROL_OBJ, parent, obj_rect, new->object_handle);

    if (new->control == NULL) {
        WdeWriteTrail("WdeSBarCreate: CONTROL_OBJ not created!");
        WdeMemFree ( new );
        return ( NULL );
    }

    if (!Forward ( (OBJPTR)new->object_handle, SET_OBJECT_INFO, info, NULL) ) {
        WdeWriteTrail("WdeSBarCreate: SET_OBJECT_INFO failed!");
        Destroy ( new->control, FALSE );
        WdeMemFree ( new );
        return ( NULL );
    }

    if (!Forward ( (OBJPTR)new->object_handle, CREATE_WINDOW,
                   NULL, NULL) ) {
        WdeWriteTrail("WdeSBarCreate: CREATE_WINDOW failed!");
        Destroy ( new->control, FALSE );
        WdeMemFree ( new );
        return ( NULL );
    }

    WdeSBNoodleSize( new, FALSE );

    return( new );
}

BOOL WINEXPORT WdeSBarDispatcher ( ACTION act, WdeSBarObject *obj,
                                     void *p1, void *p2)
{
    int     i;

    WdeDebugDispatch("SBar", act, obj, p1, p2);

    for ( i = 0; i < MAX_ACTIONS; i++ ) {
        if( WdeSBarActions[i].id == act ) {
            return( (WdeSBarActions[i].rtn)( obj, p1, p2 ) );
        }
    }

    return (Forward ((OBJPTR)obj->control, act, p1, p2));
}

Bool WdeSBarInit( Bool first )
{
    WNDCLASS    wc;

    WdeApplicationInstance = WdeGetAppInstance();
    GetClassInfo( (HINSTANCE)NULL, WSTATUSCLASSNAME, &wc );
    WdeOriginalSBarProc = wc.lpfnWndProc;